Alloy Steel SCM435 Bar Made In China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
You Might Also Like
Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
Alloy Steel SCM435 Bar Made In China
Product description:
1. Produce Standard: GB, AISI, ASTM, SAE, EN, BS, DIN, JIS
2. Produce processes: Smelt Iron -EAF smelt Billet - ESR smelt Billet -Hot rolled or forged get the steel round bar and plate
3. Heat treatment: Normalized / Annealed / Quenched+Tempered
4. Quality assurance: All order we can received third party inspection, You can let SGS, BV,.. and others test company test and inspect our products before Goods shipping.
Chemical Composition(%):
C | Si | Mn | Cr | Mo | Ni | P | S |
0.32-0.40 | 0.20-0.40 | 0.40-0.70 | 0.80-1.10 | 0.15-0.25 | ≤0.30 | ≤0.035 | ≤0.035 |
Applications:
35CrMo(A30352)/4135/SCM435/34CrMo4(1.7220) alloy structural steel
35CrMo(A30352)/4135/SCM435/34CrMo4(1.7220) alloy structural steel is used to be manufactured all kinds of important parts which can bear impact, crankle, high heavy load, such as the herringbone gear of the rolling machine, bent roller, plumbing bar, connecting rod, fasteners, spindle of the steamer engine, axle, driving parts of engine, large motor reel, perforator of the oil machinery, boiler bolt whose working temperature is below 400°C, nut whose working temperature is below 510°C, conduit of the high-pressure seamless thick wall in the chemical machinery, etc.
Advantages:
1) ISO9001:2008 certified company.
2) Quality & Quantity Assurance with competitive prices.
3) Delivery & dealings as per Commitment.
4) Highly experience qualified production and sales team.
5) Your satisfaction is guaranteed according your demand.
Product Show:
- Q: How is silicon steel used in electrical transformers?
- Silicon steel is used in electrical transformers as it possesses magnetic properties that allow it to efficiently conduct and transform electrical energy. The high silicon content in silicon steel helps reduce energy losses by minimizing the eddy current and hysteresis losses that occur during the transformer's operation. This results in improved efficiency and reduced heat generation, making silicon steel a crucial component in the construction of electrical transformers.
- Q: What is the impact of manganese in special steel alloys?
- The presence of manganese in special steel alloys is crucial as it greatly affects their properties and performance. These alloys, also referred to as high-strength or low-alloy steels, are specifically designed to possess improved mechanical properties, including increased strength, durability, and resistance to wear and corrosion. In order to achieve these desired characteristics, manganese, along with other alloying elements such as nickel, chromium, and molybdenum, is incorporated into the steel. One of the major impacts of manganese in special steel alloys lies in its capacity to enhance the hardenability of the steel. During the solidification and cooling process, manganese promotes the formation of fine-grained structures, which ultimately leads to improved strength and toughness. This particular property is of utmost importance in applications where the steel needs to endure heavy loads, shocks, or extreme temperatures. Moreover, manganese aids in reducing the brittleness of the steel and improving its weldability. By forming a solid solution with iron, it prevents the formation of detrimental iron sulfides, which can cause brittleness and hinder the steel's weldability. Consequently, manganese becomes an essential element in steels utilized in various industries such as fabrication, construction, and automotive, where welding is a common practice. In addition, manganese contributes to the steel's resistance against corrosion and oxidation. It creates a protective oxide layer on the surface of the steel, effectively preventing the intrusion of oxygen and moisture. This particular property proves to be highly advantageous in industries where the steel is exposed to harsh environments or corrosive substances, such as marine applications, chemical processing plants, or oil and gas refineries. Furthermore, manganese enhances the hardenability and wear resistance of the steel, making it suitable for the production of tools, machinery parts, and cutting edges. It heightens the steel's ability to undergo heat treatment, thus enabling the attainment of desired hardness and strength through processes like quenching and tempering. In conclusion, the inclusion of manganese in special steel alloys significantly enhances their hardenability, weldability, toughness, corrosion resistance, and wear resistance. Its addition enables the production of high-strength and durable materials capable of withstanding demanding applications and environments.
- Q: What are the different surface treatment methods for special steel?
- Some of the different surface treatment methods for special steel include heat treatment, plating, coating, and nitriding. Heat treatment involves heating and cooling the steel to improve its hardness, strength, and ductility. Plating involves applying a thin layer of metal, such as zinc or chrome, to enhance corrosion resistance. Coating methods like painting or powder coating provide a protective layer and can improve aesthetics. Nitriding involves introducing nitrogen to the steel's surface to increase hardness and wear resistance.
- Q: How does special steel compare to other materials, such as aluminum or titanium?
- Special steel is known for its exceptional strength, durability, and resistance to wear and tear, making it superior to materials like aluminum or titanium in various applications. While aluminum is lightweight, it lacks the same level of strength and toughness as special steel. Titanium, on the other hand, offers comparable strength but is significantly more expensive. Special steel strikes a balance between strength, cost-effectiveness, and versatility, making it a preferred choice in many industries.
- Q: What are the effects of different heat treatment processes on special steel?
- Different heat treatment processes can have significant effects on the properties and performance of special steel. These processes are designed to alter the microstructure of the steel, thereby influencing its hardness, strength, toughness, and other mechanical properties. One commonly used heat treatment process is annealing, which involves heating the steel to a specific temperature and then slowly cooling it down. Annealing helps to relieve internal stresses, improve machinability, and enhance the ductility of the steel. It also refines the grain structure, making the steel more uniform and reducing the risk of cracks or other defects. Another heat treatment process is quenching, where the steel is heated to a high temperature and then rapidly cooled by immersing it in a quenching medium such as oil or water. This process results in the formation of a hardened microstructure, increasing the steel's hardness and wear resistance. However, quenching can also make the steel brittle, so it is often followed by a tempering process. Tempering involves reheating the quenched steel to a lower temperature and holding it there for a specific duration. This process helps to reduce the brittleness caused by quenching and improve the steel's toughness and ductility. The resulting microstructure is a balance between hardness and toughness, making the steel suitable for applications that require both strength and impact resistance. Other heat treatment processes, such as normalizing and stress relieving, can also be used to achieve specific properties in special steel. Normalizing involves heating the steel to a temperature above its critical point and then allowing it to cool in still air. This process refines the grain structure and improves the steel's strength and machinability. Stress relieving, on the other hand, aims to remove residual stresses from the steel by heating it to a temperature below its critical point and then slowly cooling it. In summary, the effects of different heat treatment processes on special steel are manifold. These processes can modify the steel's microstructure, resulting in changes in hardness, strength, toughness, and other mechanical properties. By selecting the appropriate heat treatment process, manufacturers can tailor the steel's characteristics to suit specific applications, ensuring optimal performance and longevity.
- Q: How is wear-resistant stainless steel used in the production of cutting tools?
- Wear-resistant stainless steel is commonly used in the production of cutting tools due to its high hardness and resistance to wear and corrosion. This steel alloy is essential for making durable and long-lasting cutting tools, such as knives, blades, drills, and saws. The wear resistance of stainless steel ensures that these tools can withstand the friction and abrasion involved in cutting various materials, leading to improved performance and extended tool life.
- Q: What are the requirements for special steel used in corrosive environments?
- Special steels used in corrosive environments are required to have specific properties to ensure their durability and performance in such conditions. The requirements for these steels can be summarized as follows: 1. Corrosion resistance: The primary requirement for special steels used in corrosive environments is excellent corrosion resistance. These steels should be able to withstand the attack of aggressive substances such as acids, alkalis, and salts. They should exhibit minimal or no signs of corrosion, ensuring the longevity of the steel and preventing any degradation in performance. 2. High strength: Special steels used in corrosive environments should possess high strength to handle the mechanical stresses imposed on them. This property is crucial for applications where the steel is subjected to heavy loads, pressures, or impacts. High strength also helps in maintaining the integrity and structural stability of the steel in corrosive conditions. 3. Resistance to pitting and crevice corrosion: Pitting and crevice corrosion are localized forms of corrosion that can occur in the presence of certain aggressive chemicals or stagnant environments. Special steels should have resistance to such forms of corrosion, as they can lead to localized damage, reduced structural integrity, and potential failure of the steel. 4. Stress corrosion cracking resistance: Stress corrosion cracking is a phenomenon that occurs when a combination of tensile stress and a corrosive environment compromises the material's integrity. Special steels should be resistant to stress corrosion cracking, ensuring their reliability under applied loads in corrosive environments. 5. Resistance to intergranular corrosion: Intergranular corrosion can occur along grain boundaries, leading to the weakening of the material. Special steels used in corrosive environments should have good resistance to intergranular corrosion, preventing any loss in structural integrity. 6. Thermal stability: Special steels should exhibit thermal stability to maintain their properties and resist degradation at elevated temperatures. This characteristic is essential for applications involving high-temperature corrosive environments. 7. Easy maintenance: Special steels used in corrosive environments should be relatively easy to maintain. This includes aspects such as ease of cleaning, resistance to fouling or scaling, and compatibility with cleaning agents or procedures commonly used in the industry. It is important to note that the specific requirements for special steels used in corrosive environments may vary depending on the application and the type of corrosive substances encountered. Therefore, it is crucial to carefully consider the particular needs and consult with experts in the field to select the most appropriate steel for each specific corrosive environment.
- Q: What are the main applications of special steel in the oil and gas equipment?
- Special steel is widely used in the oil and gas equipment industry due to its exceptional properties such as high strength, corrosion resistance, and heat resistance. Some of the main applications of special steel in this industry include manufacturing of drilling equipment, pipelines, valves, fittings, and other critical components. Special steel ensures the durability and reliability of these equipment in harsh environments, such as offshore drilling, where they are subjected to extreme temperatures, high pressures, and corrosive substances.
- Q: How does special steel contribute to the hardness of products?
- The hardness of products is enhanced by special steel due to its distinct composition and manufacturing techniques. Unlike regular steel, special steel is mixed with additional elements like chromium, nickel, and manganese, which bolster its strength and durability. These alloying elements combine with the steel matrix to form solid solutions, resulting in a more rigid and compact structure. The inclusion of these alloying elements in special steel allows for the creation of diverse microstructures, including fine-grained structures and martensitic structures, which significantly increase the steel's hardness. Moreover, special steel often undergoes heat treatment processes such as quenching and tempering, which further refine its microstructure and enhance its hardness. Furthermore, the hardness of special steel can also be influenced by the manufacturing processes employed, such as hot rolling or cold working. These processes deform the steel, align its grain structure, and minimize any defects or impurities, resulting in a more uniform and harder material. The hardness of special steel plays a vital role in various industries where strength, wear resistance, and resistance to deformation are crucial. For instance, in the automotive industry, special steel is utilized in the production of engine parts, gears, and axles, all of which require high hardness to withstand challenging conditions and loads. Similarly, in the construction industry, special steel is used for manufacturing tools, cutting blades, and reinforcement bars, where hardness is essential for longevity and performance. In conclusion, special steel's contribution to product hardness is attributed to its unique alloying elements, manufacturing techniques, and heat treatments. Its ability to form various microstructures and its resistance to deformation make it an excellent material for applications where hardness is vital for performance and durability.
- Q: What are the main applications of special steel in the shipbuilding industry?
- Special steel is widely used in the shipbuilding industry for various applications. Some of the main applications include the construction of ship hulls, decks, and superstructures, as well as the manufacturing of critical components such as propeller shafts, rudders, and marine engines. The high strength, corrosion resistance, and toughness of special steel make it ideal for withstanding the harsh marine environment and ensuring the safety and durability of ships.
Send your message to us
Alloy Steel SCM435 Bar Made In China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
Similar products
Hot products
Hot Searches
Related keywords
